Home / 1,953.32-2,695.46-1,156.64

Finding the Fourth Proportional to 1,953.32, 2,695.46 and 1,156.64

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Solution

The fourth proportional to 1,953.32, 2,695.46 and 1,156.64 is: 1,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.32 : 2,695.46 = 1,156.64 : x
  2. Step 2: Convert to fraction form
    1,953.32/2,695.46 = 1,156.64/x
  3. Step 3: Cross multiply
    1,953.32x = 2,695.46 × 1,156.64
  4. Step 4: Simplify right side
    1,953.32x = 3,117,657.59
  5. Step 5: Solve for x
    x = 3,117,657.59/1,953.32
  6. Step 6: Final answer
    x = 1,596.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.